20156+1958 ROE 101 AD
20h 15m 36.94s +19° 58' 29.5" P.A. 289.00 sep 11.9 mag 8.38,11.30 Sp G8III
| Coord 2000 |
20156+1958 |
|
Discov num |
ROE 101 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 15 36.94 +19 58 29.5 |
|
| Date first |
1916 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
270 |
|
Pa last |
288.7 |
|
P.A. Now (θ) |
288.7° |
|
| Sep first |
14.0 |
|
Sep last |
11.918 |
|
Sep. Now (ρ) |
11.918" |
|
| Mag pri |
8.38 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
2.92 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
-030 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-050 |
|
Sec motion dec |
-001 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=0.928
This double is not physical.
20156+1958 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 192714 |
105904 |
20 15 37 +19 58 30 |
ROE 101 AB |
2015 |
16 |
53 |
12.7 |
8.38 |
9.60 |
1.22 |
|
|
| Show |
|
105904 |
20 15 37 +19 58 30 |
ROE 101 AC |
2015 |
10 |
187 |
40.9 |
8.38 |
12.34 |
3.96 |
|
|
| Show |
|
105904 |
20 15 37 +19 58 30 |
ROE 101 AD |
2015 |
11 |
289 |
11.9 |
8.38 |
11.30 |
2.92 |
|
<=== |
| Show |
|
105904 |
20 15 37 +19 58 30 |
ROE 101 AE |
2015 |
9 |
59 |
46.1 |
8.38 |
13.76 |
5.38 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagitta |
|
SAO |
105904 |
|
Tycho2 |
1626-00831-1 |
|
Gaia DR2 |
1828514504461110784 |
|
| HD |
192714 |
|
DM |
BD+19 4342 |
|
WDS 20156+1958 ROE 101 AD : NOTES
| discov_num |
notes |
refcode |
| ROE 101 |
AB: HJL 278. |
HJL1986 |
REFERENCES
| refcode |
metd |
author |
reference |
| HJL1986 |
Pa - |
Halbwachs, J.L. |
1986A&AS...66..131H |
| HJL1986 |
|
A&AS 66, 131, 1986 |
|
| HJL1986 |
|
(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added |
|
| HJL1986 |
|
only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113) |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
ROE |
Roe, E.D. |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20156+1958 |
ROE 101 |
AD |
2000 |
3 |
287 |
11.9 |
8.38 |
11.30 |
G8III |
D |
201536.94+195829.5 |
| 20156+1958 |
ROE 101 |
AD |
2011 |
4 |
289 |
12.0 |
8.38 |
11.30 |
G8III |
NUD |
201536.94+195829.5 |
| 20156+1958 |
ROE 101 |
AD |
2013 |
6 |
288 |
11.9 |
8.38 |
11.30 |
G8III |
NU |
201536.94+195829.5 |
| 20156+1958 |
ROE 101 |
AD |
2015 |
7 |
289 |
11.9 |
8.38 |
11.30 |
G8III |
NU |
201536.94+195829.5 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20156+1958 ROE 101 AD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20156+1958 ROE 101 AD : MEASURES
No records found.
WDS 20156+1958 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20156+1958 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
